Thermodynamical aspects of pulse tubes. 2.

Author(s) : WAELE A. T. A. M. de, STEIJAERT P. P., KONING J. J.

Type of article: Article

Summary

The dynamic behaviour of the temperature profiles in the regenerator and in the gas near the hot and cold ends of the tube are discussed. The operation of a single-orifice pulse tube is described in general thermodynamic terms. This approach is extended to the double-inlet pulse tube. Expressions for the various sources of entropy are derived and lead to the establishing of a relation for the COP. This study shows how the second inlet improves the operation of the pulse tube and what the optimal settings are.

Details

  • Original title: Thermodynamical aspects of pulse tubes. 2.
  • Record ID : 1999-2674
  • Languages: English
  • Source: Cryogenics - vol. 38 - n. 3
  • Publication date: 1998/03

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